A motorboat in still water travels at speed of 36 kmph. It goes 56 km upstream in 1 hour 45 minutes. The time taken by i…

Two ports A and B are 300 km apart. Two ships leave A for B such that the second leaves 8 hours after the first. The shi…

How long must a driver take to drive the final 70 miles of a trip if he wants to average 50 miles an hour for the entire…

A train passes two persons walking in the same direction at a speed of 3 kmph and 5 kmph respectively in 10 seconds and …

A candle of 6 cm long burns at the rate of 5 cm in 5 hour and an another candle 8 cm long burns at the rate of 6 cm in 4…

A man can cover a certain distance in 3 hours 36 minutes If he walks at the rate of 5 km/hr. If he covers the same dista…

The area of square park is 25 sq. Km. Time taken to complete a round of the field once, at a speed of 3 kmph is:

A man covered a certain distance at some speed. Had he moved 3 kmph faster, he would have taken 40 minutes less. If he h…